Eagle Chevrolet 502 Balanced Rotating Assembly with 4.500in Bore 4.250in Stroke -3cc Flat

This is the Eagle Chevrolet 502 balanced rotating assembly, designed for serious performance builds. It's a complete package for anyone looking to put together a powerful engine, especially for racing applications where reliability under stress is key. Whether you're building a dedicated race car or a high-performance street machine, this assembly gives you a solid foundation.

What you get here is a fully balanced rotating assembly, meaning the crankshaft, pistons, connecting rods, and rings are all precisely matched and weighted to reduce vibration and improve overall engine smoothness and longevity. The heart of this assembly is a forged 4340 steel crankshaft with a 4.250-inch stroke, paired with strong 6.385-inch H-beam connecting rods. These rods are secured with robust 7/16-inch ARP 8740 bolts, known for their strength and reliability in high-stress environments. The pistons are forged 4032 aluminum from Mahle, featuring a -3cc flat top design and a 4.500-inch bore, ready for file-fit plasma-moly rings. To top it off, it includes King XP rod and main bearings, which offer improved performance and durability.

This assembly is built to handle demanding use, including nitrous and forced induction setups. Keep in mind that this part is not CARB approved and cannot be shipped to California. Always refer to manufacturer instructions for proper installation and break-in procedures to ensure optimal performance and longevity.